CN203053880U - Machine vision-based automatic smart electric meter appearance defect inspection device - Google Patents
Machine vision-based automatic smart electric meter appearance defect inspection device Download PDFInfo
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- CN203053880U CN203053880U CN 201320059397 CN201320059397U CN203053880U CN 203053880 U CN203053880 U CN 203053880U CN 201320059397 CN201320059397 CN 201320059397 CN 201320059397 U CN201320059397 U CN 201320059397U CN 203053880 U CN203053880 U CN 203053880U
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Abstract
The utility model discloses a machine vision-based automatic smart electric meter appearance defect inspection device. The device comprises a workbench, a PLC (Programmable Logic Controller) arranged in a left-side box body under the workbench, a computer arranged in a right-side box body, and a clamping mechanism arranged above the workbench, wherein a black and white camera and a color camera are arranged above the clamping mechanism, and camera shields for shielding outside stray light are also arranged above the clamping mechanism; an infrared communication component is arranged at the left side of the black and white camera, and a light source is arranged at the lower-rear part of the color camera; the right side of the workbench is provided with a liquid crystal display screen, and the liquid crystal display screen is electrically connected with the computer; the black and white camera, the color camera and the light source are all in electrical connection with the PLC which is connected with the computer; the workbench is further provided with a tool case, an equipment start button, an equipment stop button, a mouse, a keyboard and a detection button. The machine vision-based automatic smart electric meter appearance defect inspection device can realize on-line continuous automatic inspection for the smart electric meter appearance including an LCD (Liquid Crystal Display) screen, LED (light-Emitting Diode) lamps, label characters and bar codes, and is accurate in inspection and high in inspection efficiency.
Description
Technical field
The utility model relates to machine vision detection device, relates in particular to a kind of intelligent electric meter open defect self-checking device based on machine vision.
Background technology
In the modern industry, more and more higher to the Industry Product Appearance quality requirements, all to carry out necessary appearance quality detection before the product export.Intelligent electric meter metering, control and customer interaction information in use is numerous, mainly by demonstrations such as the apparent LCD screen of intelligent electric meter, LED lamp, label character and bar codes.In the label that is printed with character and bar code is made, in the production of LCD screen and LED lamp, and LCD shields and the installation of LED lamp in all can cause the open defect of intelligent electric energy meter.The open defect of intelligent electric meter comprises: LCD screen and the normally light on and off of LED lamp, LCD screen occurs that character can not correctly show in short in size, few word, the screen, character shows fuzzy occur ghost and character inclination etc., LCD screen and LED lamp are installed incorrect, the printing defects of label character and bar code etc.Therefore, intelligent electric energy meter must carry out quality testing to outward appearance before dispatching from the factory.Traditional detection method adopts manual detection, detect operation many, be subjected to artificial affecting greatly, accuracy and efficient is not high.
Summary of the invention
The purpose of this utility model is: overcome detect when traditional manual method detects intelligent electric meter open defect operation many, be subjected to artificial affecting greatly, accuracy and efficient not high problem, a kind of intelligent electric meter open defect pick-up unit based on machine vision is proposed.
For realizing the purpose of the utility model, be achieved by the following technical solutions: a kind of intelligent electric meter open defect self-checking device based on machine vision, include worktable, be arranged on the PLC controller in the casing of left side, worktable below, be arranged on the computing machine in the casing of right side, worktable below, be arranged on the clamping mechanism of worktable top, the clamping mechanism top is provided with a black and white camera and a color camera, and is provided with camera cover and blocks external stray light; The black and white camera left side is provided with the infrared communication parts, and the rear is provided with light source under the color camera; The worktable right side is provided with LCDs, and LCDs and computing machine are electrically connected; Described black and white camera, color camera and light source all are electrically connected with the PLC controller, and PLC controller and computing machine interconnect.Described worktable also is provided with tool box, device start button, equipment stop button, mouse-keyboard and test button.
As preferably, clamping mechanism not only has the fixation function that powers in addition.The intelligent electric meter outward appearance detect to need detects LCD screen and LED lamp, need power on to intelligent electric meter, clamping mechanism not only fixedly intelligent electric meter also to power on to it, realize different measuring abilities.
As preferably, industrial camera adopts a color camera and a black and white camera.Because when intelligent electric meter detects, LCD screen and LED lamp image comprise more abundant image information such as color, bar code image need increase picture contrast, so adopt color camera to take LCD screen and LED lamp image, adopts the black and white camera to take label character and bar code image.
As preferably, color camera vertically tilts 20 ° and installs, and the black and white camera is vertically installed.Color camera vertically tilts 20 ° when installing, and the LCD of shooting screen is more clear, is conducive to detect.
As preferably, light source adopts bar-shaped LED dot matrix infrared light supply and the 45 that vertically tilts to install.According to the installation site of intelligent electric meter and black and white camera, and the influence that reduces external stray light as far as possible, light source adopts strip source and the 45 that vertically tilts to install, and infrared light supply do not light suddenly and can stab human eye, so adopt infrared light supply.
As preferably, black and white camera and color camera are fixed on the camera fixed mount, orientation and the angle that can freely adjust two cameras of the design of camera fixed mount.Because the specification of the intelligent electric meter of different batches may be different, black and white camera and color camera need change corresponding detection orientation and angle according to the intelligent electric meter of different batches.
As preferably, the camera fixed mount also comprises camera cover.Camera cover is fixed on the camera fixed mount, protection camera and camera lens, and block external stray light, reduce the influence of external stray light to detecting as far as possible.
Compared with prior art, the beneficial effects of the utility model are, when detecting intelligent electric meter with this device, can overcome the various drawbacks of traditional manual detection, improve automaticity, reduce labour intensity, realize that the higher real-time continuous of accuracy in detection and detection efficiency detects.
Description of drawings
Fig. 1 is that the utility model is not with the general structure synoptic diagram of camera cover;
Fig. 2 is the general structure synoptic diagram of the utility model band camera cover;
Fig. 3 is the connection block diagram of the utility model circuit part.
1: worktable; 2: LCDs; The 3:PLC controller; 4: computing machine; 5: mouse-keyboard; 6: the tool box; 7: clamping mechanism; 8: intelligent electric meter; 9: light source; 10: the infrared communication parts; 11: the black and white camera; 12: color camera; 13: test button; 14: the device start button; 15: the equipment stop button; 16: camera cover.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described specifically:
As Fig. 1, Fig. 2 and shown in Figure 3, a kind of intelligent electric meter open defect self-checking device based on machine vision, include worktable 1, be provided with PLC controller 3 in the casing of left side, worktable 1 below, be provided with computing machine 4 in the casing of right side, worktable 1 below, worktable 1 top is provided with clamping mechanism 7, and clamping mechanism 7 tops are provided with a black and white camera 11 and a color camera 12, and is provided with camera cover 16 and blocks external stray light; Black and white camera 11 left sides are provided with infrared communication parts 10, and 12 times rears of color camera are provided with light source 9; Worktable 1 right side is provided with LCDs 2, and LCDs 2 and computing machine 4 are electrically connected; Described black and white camera 11, color camera 12 and light source 9 all are electrically connected with PLC controller 3, and PLC controller 3 and computing machine 4 interconnect.Described worktable 1 also is provided with tool box 6, device start button 14, equipment stop button 15, mouse-keyboard 5 and test button 13.
The utility model in use, at first configure take pictures orientation and the angle of black and white camera 11 and color camera 12, adjust shooting orientation and the angle of black and white camera 11 and color camera 12 at the camera fixed mount, in order to obtain effective station sheet, color camera 12 is installed with vertical direction angled (for example: 10 °-40 °), black and white camera 11 is vertically installed, and light source 9 is installed with vertical direction angled (for example: 45 °); Black and white camera 11 and color camera 12 take pictures orientation and angle initialization well after, build camera cover 16 and block external stray light, to reduce the influence of external stray light to detecting.
Secondly, intelligent electric meter 8 is fixedly mounted on the clamping mechanism 7, presses device start button 14, at this moment device power; Press test button 13, this computer-chronograph 4 sends detection signal by master routine to PLC controller 3, and PLC controller 3 control black and white cameras 11 are taken pictures, and trigger light source 9 simultaneously and light, and illumination are provided for black and white camera 11; The black and white picture that black and white camera 11 takes machine 4 graphical analyses identification as calculated, whether label character and bar code exist defective under detecting; The bar code that graphical analysis identification is obtained is converted to the infrared communication base address, and computing machine 4 can be set up after obtaining the infrared communication base address with infrared communication parts 10 and communicate by letter.
Again, computing machine 4 sends corresponding detection signals to infrared communication parts 10 and PLC controller 3, infrared communication parts 10 send the light on and off that corresponding detection signals is controlled intelligent electric meter LCD screen and LED lamp to the intelligent electric meter 8 that is fixed on the clamping mechanism 7 after receiving corresponding signal; Simultaneously, PLC controller 3 is after receiving corresponding signal, and control color camera 12 is taken pictures, and color camera 12 need not shine by exterior light.The colour picture that color camera 12 takes machine 4 graphical analyses identification as calculated detects LCD screen and LED lamp and whether has defective.
At last, the testing result of black and white picture and colour picture shows by LCDs 2, finishes detection.
Claims (3)
1. intelligent electric meter open defect self-checking device based on machine vision, it is characterized in that: include worktable (1), be arranged on the PLC controller (3) in the casing of left side, worktable (1) below, be arranged on the computing machine (4) in the casing of right side, worktable (1) below, be arranged on worktable (1) top have fixing intelligent electric meter (8) and to the power on clamping mechanism (7) of function of intelligent electric meter (8), described clamping mechanism (7) top is provided with a black and white camera (11) and a color camera (12), and is provided with camera cover (16) and blocks external stray light; Black and white camera (11) left side is provided with infrared communication parts (10), and color camera (12) is provided with light source (9) in the rear down; Worktable (1) right side is provided with LCDs (2), and LCDs (2) and computing machine (4) are electrically connected; Described black and white camera (11), color camera (12) and light source (9) all are electrically connected with PLC controller (3), and PLC controller (3) and computing machine (4) interconnect; Described worktable (1) also is provided with tool box (6), device start button (14), equipment stop button (15), mouse-keyboard (5) and test button (13).
2. a kind of intelligent electric meter open defect self-checking device based on machine vision according to claim 1 is characterized in that: the vertically angled installation of described color camera (12), the vertical installation of black and white camera (11).
3. a kind of intelligent electric meter open defect self-checking device based on machine vision according to claim 1 is characterized in that: described light source (9) adopts bar-shaped LED dot matrix infrared light supply, and with the angled installation of vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320059397 CN203053880U (en) | 2013-01-29 | 2013-01-29 | Machine vision-based automatic smart electric meter appearance defect inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320059397 CN203053880U (en) | 2013-01-29 | 2013-01-29 | Machine vision-based automatic smart electric meter appearance defect inspection device |
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| Publication Number | Publication Date |
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| CN203053880U true CN203053880U (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320059397 Expired - Fee Related CN203053880U (en) | 2013-01-29 | 2013-01-29 | Machine vision-based automatic smart electric meter appearance defect inspection device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103662735A (en) * | 2013-12-25 | 2014-03-26 | 青岛乾程电子科技有限公司 | Electric meter screw automatic leak detecting device |
| CN104360501A (en) * | 2014-10-15 | 2015-02-18 | 西安交通大学 | Visual detection method and device for defects of liquid crystal display screen |
| CN104375293A (en) * | 2014-11-20 | 2015-02-25 | 武汉精测电子技术股份有限公司 | Automatic LCD screen detecting cabinet based on machine vision |
| CN104931907A (en) * | 2015-05-13 | 2015-09-23 | 中国矿业大学 | Digital display electrical measurement instrument quality group-detection system based on robot visual sense |
| CN105092600A (en) * | 2015-07-21 | 2015-11-25 | 杭州厚达自动化系统有限公司 | Processing apparatus for disassembled electricity meter |
| CN106019145A (en) * | 2016-08-11 | 2016-10-12 | 国网重庆市电力公司电力科学研究院 | System and method for recognizing external load switches of electric energy meter |
| CN104280712B (en) * | 2014-09-29 | 2017-05-24 | 广东电网公司电力科学研究院 | Automatic appearance detection device for electric energy metering terminals |
| CN106931881A (en) * | 2017-03-03 | 2017-07-07 | 苏州云太基智能科技有限公司 | A kind of polyphaser visible detection method |
| CN110082363A (en) * | 2019-05-31 | 2019-08-02 | 深圳元启智能技术有限公司 | The detection method and its device of ammeter appearance |
| CN110082362A (en) * | 2019-05-31 | 2019-08-02 | 深圳元启智能技术有限公司 | The detection method and device of ammeter appearance |
-
2013
- 2013-01-29 CN CN 201320059397 patent/CN203053880U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103662735B (en) * | 2013-12-25 | 2015-08-12 | 青岛乾程电子科技有限公司 | A kind of electric meter screw automatic leak-checking device |
| CN103662735A (en) * | 2013-12-25 | 2014-03-26 | 青岛乾程电子科技有限公司 | Electric meter screw automatic leak detecting device |
| CN104280712B (en) * | 2014-09-29 | 2017-05-24 | 广东电网公司电力科学研究院 | Automatic appearance detection device for electric energy metering terminals |
| CN104360501A (en) * | 2014-10-15 | 2015-02-18 | 西安交通大学 | Visual detection method and device for defects of liquid crystal display screen |
| CN104375293A (en) * | 2014-11-20 | 2015-02-25 | 武汉精测电子技术股份有限公司 | Automatic LCD screen detecting cabinet based on machine vision |
| CN104375293B (en) * | 2014-11-20 | 2017-05-17 | 武汉精测电子技术股份有限公司 | Automatic LCD screen detecting cabinet based on machine vision |
| CN104931907B (en) * | 2015-05-13 | 2017-12-26 | 中国矿业大学 | Digital display electrical measuring amount instrument quality group's check system based on machine vision |
| CN104931907A (en) * | 2015-05-13 | 2015-09-23 | 中国矿业大学 | Digital display electrical measurement instrument quality group-detection system based on robot visual sense |
| CN105092600A (en) * | 2015-07-21 | 2015-11-25 | 杭州厚达自动化系统有限公司 | Processing apparatus for disassembled electricity meter |
| CN106019145A (en) * | 2016-08-11 | 2016-10-12 | 国网重庆市电力公司电力科学研究院 | System and method for recognizing external load switches of electric energy meter |
| CN106019145B (en) * | 2016-08-11 | 2019-04-05 | 国网重庆市电力公司电力科学研究院 | A kind of external on-load switch identifying system of electric energy meter and method |
| CN106931881A (en) * | 2017-03-03 | 2017-07-07 | 苏州云太基智能科技有限公司 | A kind of polyphaser visible detection method |
| CN110082363A (en) * | 2019-05-31 | 2019-08-02 | 深圳元启智能技术有限公司 | The detection method and its device of ammeter appearance |
| CN110082362A (en) * | 2019-05-31 | 2019-08-02 | 深圳元启智能技术有限公司 | The detection method and device of ammeter appearance |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130710 Termination date: 20140129 |